The Protein IndexREAD THE LABEL

Quest Nutrition · Protein bars

Quest Stacks Protein Bar

Quest Nutrition Quest Stacks Protein Bar pack

Pack image from questnutrition.com.

FlavorStacks Protein Bar Salted Caramel Flavored The only flavor the Index records
Last verified 2026-10-21 Formulation v1 Not listed in the NSF Certified for Sport database (checked 9 Sep 2026)
Protein per bar20 g
Per 100 g29.9 g
Total sugars1 g
Net carbs*2 g

Where to buy

Quest NutritionBrand site Visit ↗

Nutrition Facts

Stacks Protein Bar Salted Caramel Flavored
Serving size67 g
Amount per serving
Calories220
Source
Total Fat 11 gLabel
Saturated Fat 7 gLabel
Sodium 310 mgLabel
Total Carbohydrate 28 gLabel
Dietary Fiber 12 gLabel
Total Sugars 1 gLabel
Sugar Alcohols 11 gLabel
Allulose 3 gLabel
Protein 20 gLabel
Net carbs* 2 gComputed
Protein per 100 g 29.9 gComputed

* Computed from the label: 28 g carbohydrate, less 12 g fiber, 11 g sugar alcohols and 3 g allulose. Protein per 100 g is the protein on the label over the serving weight.

Record Facts

Last verified2026-10-21
FormulationVersion 1
BrandQuest Nutrition

When a product is reformulated, the version bumps and the change is flagged. Report a label change

Verbatim

From the label

Shown for the Stacks Protein Bar Salted Caramel Flavored flavor. Other flavors have different ingredients, and can carry different allergens. Always read the label of the flavor in your hand.

Allergen statement

CONTAINS: MILK, ALMONDS, SOY.

Quoted from the manufacturer’s declaration · verified 2026-10-21 · label page ↗

Ingredients

PROTEIN BLEND (MILK PROTEIN ISOLATE, WHEY PROTEIN ISOLATE), POLYDEXTROSE (PREBIOTIC FIBER), PALM KERNEL OIL AND PALM OIL, SOLUBLE CORN FIBER, ERYTHRITOL, WATER, GLYCERIN, ALMONDS, ALLULOSE, SODIUM CASEINATE. CONTAINS LESS THAN 2% OF THE FOLLOWING: COCOA PROCESSED WITH ALKALI, NATURAL FLAVORS, SUNFLOWER OIL, BUTTER (CREAM), LECITHIN (SUNFLOWER AND/OR SOY LECITHIN), SALT, GUM ACACIA, CARRAGEENAN, SUCRALOSE.

Quoted from the manufacturer’s declaration · verified 2026-10-21

Reproduced verbatim from the manufacturer’s declaration. We never derive or infer an allergen claim.

Third-party testing status

RegistryStatus, as checkedSource
NSF Certified for Sport Not listed in the NSF Certified for Sport database (checked 9 Sep 2026) registry ↗

* Status means listed on the registry as of the date checked. Absence reads "not listed", which says nothing about certification.

Flavors in this line

1 flavor in the Index · allergen statements read 2026-10-01
FlavorAllergen statement, from the labelAgainst the line
Stacks Protein Bar Salted Caramel Flavored label shown
CONTAINS: MILK, ALMONDS, SOY.

Read on 1 Oct 2026 from this source.

 Same as line

Nearby in the index

Closest in protein per bar.

No Cow Protein Bar pack No Cow Protein Bar 20 g protein · 33.3 g per 100 g ONE Brands ONE BARS Protein Bars pack ONE BARS Protein Bars 20 g protein · 33.3 g per 100 g PROBAR Protein Bar pack PROBAR Protein Bar 20 g protein · 28.6 g per 100 g
The Protein Index

A protein product guide for people who have to read the label: filterable by allergen, diet, and ingredient, with third-party testing status tracked and every fact carrying a dated verification stamp.

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The Index

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© 2026 The Protein Index · A Ryan Davis LLC property Testing status reflects public registry listings on the date shown; absence from a registry means “not listed” on that date, which says nothing about certification. Allergen statements are reproduced verbatim from the manufacturer’s declaration. Nothing here is medical advice. Always read the label on the product in your hand.